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Generate sql insert script from excel worksheet
... missing.
– ian0411
Nov 2 '16 at 19:51
1
Doesn't work when having quotes in cells. Check my answe...
How does “304 Not Modified” work exactly?
...found at a URL. If the resource
representation at that URL ever changes, a new and different ETag is
assigned.
If-None-Match : Allows a 304 Not Modified to be returned if ETag is
unchanged.
the browser store cache with a date(Last-Modified) or id(ETag), when you need to request the URL again, the b...
Uncaught Error: SECURITY_ERR: DOM Exception 18 when I try to set a cookie
... pops up, if you try to create a web worker with data URI scheme.
var w = new Worker('data:text/javascript;charset=utf-8,onmessage%20%3D%20function()%20%7B%20postMessage(%22pong%22)%3B%20%7D'); w.postMessage('ping');
It's not allowed according to the standard: http://www.whatwg.org/specs/web-apps...
c# datatable insert column at position 0
...
//Example to define how to do :
DataTable dt = new DataTable();
dt.Columns.Add("ID");
dt.Columns.Add("FirstName");
dt.Columns.Add("LastName");
dt.Columns.Add("Address");
dt.Columns.Add("City");
// The table structure is:
//I...
Best way to add page specific JavaScript in a Rails 3 app?
...//= require_tree ./global // requires all js files in global folder
in a new admin.js manifest file
//= require_tree ./admin // requires all js files in admin folder
Make sure this new js manifest is loaded by editing config/production.rb
config.assets.precompile += %w( admin.js )
Then adjus...
How do I call ::std::make_shared on a class with only protected or private constructors?
...al properly generates errors.
retval = A::create("George");
retval = new A(A::this_is_private{0});
return ::std::move(retval);
}
Edit 2017-01-06: I changed this to make it clear that this idea is clearly and simply extensible to constructors that take arguments because other people were p...
Altering a column: null to not null
...g the table. In some cases, changing the schema of a table requires that a new table be created, the data copied over from the old and the old table dropped. Because an error in this process could result in data loss, SSMS warns you and, by default, prevents you from doing it.
–...
Mailto links do nothing in Chrome but work in Firefox?
...ot to do with this? I want Chrome to open Thunderbird instead of opening a new instance of Chrome.
– Peter Flynn
Mar 11 '15 at 22:19
...
Broadcast receiver for checking internet connection in android app
...n checkInternet(Context context) {
ServiceManager serviceManager = new ServiceManager(context);
if (serviceManager.isNetworkAvailable()) {
return true;
} else {
return false;
}
}
}
ServiceManager.java
public class ServiceManager {
C...
Using arrays or std::vectors in C++, what's the performance gap?
In our C++ course they suggest not to use C++ arrays on new projects anymore. As far as I know Stroustroup himself suggests not to use arrays. But are there significant performance differences?
...